1.
Use the digits 3,4 and 5 to form the largest and the smallest mixed fractions. What is the sum of the two fractions?
2.
Find the value of 'x' if 2/3 x +3/8 =3/8
4.
How many prime numbers are there in the first 150 natural numbers?
5.
What is the square root of 1444? If possible as a whole number.
6.
The sum of the ages of three persons is 100 years. what will be the sum of their ages after 5 years:
7.
Five times what number is no larger than four times that same number?
8.
When 0.68 is written in fraction as its simplest form, what will be the sum of its denominator and numerator ?
9.
What is the next thousandth number after 1,45,069.
10.
Which of the following numbers lies in the middle of 3/4 and 7/4 ?
11.
If the students of a class can be grouped exactly into 6, 8 or 10, then what is the minimum number of students in the class ?
12.
What is the greatest number that exactly divides 105, 1008 and 2436 ?
13.
The product of two co -prime numbers is 117. What is their L.C.M. ?
14.
Which is the least three digit number divisible by 9 but not divisible by 3 ?
15.
What least number should be subtracted from 26492518 so that the resulting number is divisible by 3 but not by 9 ?
17.
The value of 3360 ÷ 14 x 6 + 340 is:
18.
Simplify: 9 + 2 x 6 ÷ 4 − 12 ÷ 6 x 2
19.
Two numbers are in the ratio 3 : 4. LCM of these numbers is 108. Is it possible to find the HCF of these numbers?
20.
Using Vedic math, find the square of 9984.
